NOTE: Data are reported for U.S. Customs
ports. The port of New York/New Jersey covers U.S. Customs ports of New York,
NY and Newark, NJ.

SOURCE: U.S. Department of Transportation,
Research and Innovative Technology Administration, Bureau of Transportation
Statistics, based on data from U.S. Department of Transportation, Maritime
Administration, which are drawn from The Journal of Commerce, Port Import
Export Reporting Service (PIERS), as of Sept. 16, 2010.